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2026-09-05 - 17:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Sep 05, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16903212666,7sleep00-21swapper/007:05:460
169102113104,6sleep20-21swapper/207:05:522
170102111102,6sleep30-21swapper/307:07:093
17110210795,7sleep10-21swapper/107:08:281
319702960,0sleep231969-21ssh10:35:182
322082620,0sleep10-21swapper/110:20:191
233942620,0sleep30-21swapper/312:10:013
14332590,0sleep11436-21kthreadcore09:25:191
15462580,0sleep20-21swapper/212:27:342
22482560,0sleep00-21swapper/011:17:540
105862560,4sleep01739399cyclictest11:50:140
36522550,1sleep30-21swapper/311:19:013
327162530,0sleep30-21swapper/309:40:033
306412500,0sleep30-21swapper/309:51:403
187532480,0sleep00-21swapper/009:46:250
1740299320,3cyclictest0-21swapper/209:40:122
1442523127,2sleep30-21swapper/308:57:423
537522825,2sleep30-21swapper/307:51:233
1740299280,27cyclictest0-21swapper/212:07:552
1831122723,3sleep30-21swapper/308:31:513
1740299270,26cyclictest0-21swapper/210:12:572
1740299260,25cyclictest0-21swapper/211:02:402
1740299260,25cyclictest0-21swapper/209:36:412
1740299257,11cyclictest14250irq/26-ahci[00011:55:002
17402992518,6cyclictest0-21swapper/210:23:062
1740299250,24cyclictest0-21swapper/209:18:132
1740299250,24cyclictest0-21swapper/208:13:022
1740299250,24cyclictest0-21swapper/208:05:342
1740299250,24cyclictest0-21swapper/207:43:492
1740299250,24cyclictest0-21swapper/207:29:512
17402992417,7cyclictest0-21swapper/208:54:522
17402992417,6cyclictest0-21swapper/210:15:322
17402992416,7cyclictest0-21swapper/211:17:162
17402992410,3cyclictest0-21swapper/210:43:162
1740299240,23cyclictest0-21swapper/212:20:232
1740299240,23cyclictest0-21swapper/212:10:032
1740299240,23cyclictest0-21swapper/211:35:322
1740299240,23cyclictest0-21swapper/210:28:082
1740299240,23cyclictest0-21swapper/207:53:402
962622320,2sleep30-21swapper/307:29:523
731122319,3sleep30-21swapper/308:24:483
2199522317,3sleep30-21swapper/310:02:083
1740299238,13cyclictest0-21swapper/209:55:142
1740299233,19cyclictest0-21swapper/209:51:002
17402992316,6cyclictest0-21swapper/210:32:132
17402992316,6cyclictest0-21swapper/210:05:332
1740299231,21cyclictest0-21swapper/210:55:472
1740299230,3cyclictest0-21swapper/209:21:462
1740299230,22cyclictest0-21swapper/212:39:402
1740299230,22cyclictest0-21swapper/211:27:032
1740299230,17cyclictest0-21swapper/209:29:062
862522219,2sleep30-21swapper/308:54:193
312722220,1sleep3391ktimersoftd/311:30:193
3053722218,3sleep30-21swapper/307:16:233
2262522219,2sleep30-21swapper/308:07:253
1740299229,12cyclictest0-21swapper/210:46:482
1740299222,19cyclictest0-21swapper/211:45:302
17402992218,3cyclictest0-21swapper/207:19:332
17402992215,6cyclictest0-21swapper/212:02:412
17402992215,6cyclictest0-21swapper/211:55:042
17402992215,6cyclictest0-21swapper/211:40:042
1740299221,3cyclictest0-21swapper/208:41:312
1740299221,20cyclictest0-21swapper/212:16:442
1740299220,21cyclictest0-21swapper/212:30:262
1740299220,21cyclictest0-21swapper/211:11:472
1740299220,21cyclictest0-21swapper/211:05:432
1740299220,21cyclictest0-21swapper/210:50:022
1740299220,21cyclictest0-21swapper/209:32:002
1740299220,21cyclictest0-21swapper/209:32:002
1740299220,21cyclictest0-21swapper/209:11:512
1740299220,21cyclictest0-21swapper/208:30:522
1740299220,21cyclictest0-21swapper/207:10:132
1740299220,20cyclictest0-21swapper/210:01:182
1740299220,16cyclictest0-21swapper/211:33:342
167722218,3sleep30-21swapper/308:19:543
370022117,3sleep30-21swapper/307:20:473
17402992117,3cyclictest0-21swapper/208:25:492
1740299210,4cyclictest5964-21fschecks_count11:20:152
1740299210,20cyclictest0-21swapper/208:55:052
1740299210,20cyclictest0-21swapper/207:45:592
17393992118,2cyclictest755-21snmpd12:36:040
1739399210,5cyclictest0-21swapper/010:47:000
2087522017,2sleep30-21swapper/307:37:183
17402992017,2cyclictest755-21snmpd08:19:222
1740299201,18cyclictest0-21swapper/209:45:052
1740299201,17cyclictest0-21swapper/209:00:142
1740299200,2cyclictest0-21swapper/207:36:152
1740299200,20cyclictest0-21swapper/207:20:402
17397992018,2cyclictest0-21swapper/108:11:371
17397992018,1cyclictest755-21snmpd09:15:401
17397992017,3cyclictest0-21swapper/111:20:101
17397992017,3cyclictest0-21swapper/108:31:561
17397992017,3cyclictest0-21swapper/107:35:151
17397992017,3cyclictest0-21swapper/107:28:361
17397992017,2cyclictest0-21swapper/109:01:221
17397992016,3cyclictest0-21swapper/112:18:021
17397992016,3cyclictest0-21swapper/111:58:461
17393992018,1cyclictest755-21snmpd12:02:590
17393992018,1cyclictest755-21snmpd10:30:210
17393992018,1cyclictest755-21snmpd10:26:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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